When burned the oil released harmful sulfur dioxides into the air Resulted in numerous cases of bronchial asthma, and evensome fatalities NiigataEconomy driven by agriculture and fishingLocated along the Agano River Showa Electric Company discharged thousands of gallons of wastewater containing methyl mercury into the Agano River690 cases of mercury poisoningActive response (when compared to Minamata) Four pollution events become known as"Big Four" Individual movements joined forces to become external allies Pressured government, corporations with the threat of lawsuits Status: Pollution significantly reduced Status: Pollution has not been resolved. Successful in the means of unleashing the most public protest/support throughout Japan Stage 3: Nuclear Energy Yet struggles to turn the widespread anger toward government agencies Social pressure to stay quiet even at times like these, otherwise considered as extremist Status: Ongoing. Fukushima